Question: Which is the constituency of the Rajya Sabha of the coextensive with Karnataka?
Paraphrase: Which is the voting demographic of the Rajya Sabha of the coextensive with Karnataka?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P3403 wd:Q1185 . ?sbj wdt:P31 wd:Q57156205 } 
Answer: Karnataka